*{
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

.fl{
    float: left;
}


.fr{
    float: right;
}

.cr::after{
    display: block;
    content: '';
    height: 0;
    clear: both;
}

.typepage{
    width: 1200px;
    margin: 0 auto;
}

body a{
    color: black;
    text-decoration: none;
    font-size: 20px;
}
body img{
    vertical-align: bottom;
}


body ul{
    list-style: none;
}

/* 顶部 */
.top {
    height: 28px;
    background-color: black;
    line-height: 28px;
    min-width: 1200px;
  }
  .top .topb {
    position: relative;
  }
  .top p {
    color: white;
    font-size: 14px;
  }
  .top .topp1 {
    margin-left: 225px;
  }
  .top .topp {
    display: inline;
    margin-right: 3px;
  }
  .top p a {
    color: orange;
    font-size: 14px;
    cursor: pointer;
  }
  .top p a:hover {
    color: skyblue;
  }
  .top img {
    position: absolute;
    left: 0;
    top: 0;
  }
  
  /* 顶部搜索 */
  form {
    position: relative;
  }
  form .fobox {
    position: relative;
    margin-top: 5px;
    margin-right: 240px;
  }
  form .fobox input {
    border: 2px solid orangered;
    outline: none;
    height: 36px;
    width: 440px;
  }
  form .fobox .fobtn {
    height: 36px;
    width: 50px;
    background: url(../img/bgicon_01.jpg) center no-repeat;
    border: 0;
    outline: none;
    cursor: pointer;
    position: absolute;
    right: 0;
  }
  form .fort {
    position: absolute;
    right: 0;
    width: 200px;
    height: 36px;
    margin-top: 5px;
  }
  form .fort .fortlp {
    height: 36px;
    width: 100px;
    text-align: center;
    line-height: 36px;
    background: rgb(255, 102, 0);
    color: white;
    cursor: pointer;
  }
  form .fort .fortrt {
    height: 36px;
    width: 100px;
    text-align: center;
    line-height: 36px;
    background: rgb(235, 235, 235);
    color: #666;
    border: 1px solid rgb(204, 204, 204);
    display: inline-block;
    cursor: pointer;
  }


  /* 顶部列表 */
.toplb .toplbbox {
  width: 1000px;
  height: 44px;
  border-bottom: 1px solid #ff7010;
}
.toplb .toplbbox span {
  height: 40px;
  text-align: center;
  line-height: 55px;
  display: inline-block;
  margin-left: 26px;
}
.toplb .toplbbox span a {
  color: #666;
  font-size: 16px;
}
.toplb .toplbbox span a:hover {
  color: orangered;
}
.top .topb{
  position: relative;
}
.top .topb >ul {
  position: absolute;
  left: 0px;
  top: 113px;
  background: #8cc46d;
  z-index: 999;
  width: 215px;
  text-align: center;
  color: white;
  display: none;
}
.top .topb >ul>li{
  cursor: pointer;
}
.top .topb >ul>li:hover{
  background: #a4e382;
}


/* 底部 */
.bottom .bottop{
  height: 210px;
  width: 1200px;
  margin-top: 60px;
}
.bottom .bottop ul{
  text-align: center;
  height: 200px;
  width: 150px;
  float: left;
}
.bottom .bottop ul li a{
  font-size: 14px;
}
.bottom .bottop ul li a:hover{
  color: orangered;
}

/* 回到顶部 */
.hddb{
  position: fixed;
  right: 17%;
  bottom: 0;
  margin-left: 300px;
  display: none;
  cursor: pointer;
}

/* 线 */
.xian{
  border-bottom: 5px solid orangered;
  position: relative;
}
/* 底部图标 */
.bttb{
  min-width: 1200px;
  background:#f2f2f2;
  height: 110px;
}
.bttb>ul>li{
  float: left;
  margin: 30px;
}


/* 图片三橡树 */
body img{
  vertical-align: middle;
}


.tcenter{
  text-align: center;
}